DOC: typos and minor re-wording

Author: tacaswell

doc/users/project/mission.rst

@@ -4,25 +4,26 @@ Matplotlib Mission Statement
 The Matplotlib developer community develops, maintains, and supports Matplotlib
 and its extensions to provide plotting tools for the Scientific Python
 Ecosystem.  Our success is based on how effectively we enable our users, across
-scientific, industrial, commercial, and educational domain, to achieve their
+scientific, industrial, commercial, and educational domains, to achieve their
 goals.
 
 We believe that a diverse developer community creates the best software, and we
 welcome anyone who shares our mission and values, as described in the code of
-conduct, to the community.
+conduct.
 
 
 Adapting the requirements :ref:`laid out by John Hunter
 <History>` Matplotlib should:
 
 * Support all users of the Scientific Python Ecosystem;
 * Produce high-quality raster and vector formats output;
-* Be embeddedable in graphical user interfaces for application development;
+* Be embeddedable in graphical user interfaces for application development,
+  standalone, and on the web.
 * Be understandable and extendable by people familiar with data processing
   techniques and with the Python programming language;
 * Make common plots easy;
 * Make novel or complicated visualizations possible.
 
 To achieve these goals for the full range of domains where Scientific Python is
-used, Matplotlib provides as general library on which domain-specific
+used, Matplotlib provides a general library on which domain-specific
 extensions can be built.